Back Brook
11 fish species have been recorded at 3 locations along the Back Brook.
- Fish species
- 11
- Places surveyed
- 3
- Survey visits
- 6
- Records span
- 1992–2015
Local EA evidence
Where fish were recorded
Choose a point on the map to see what was recorded there.
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River conditions
Environment Agency evidence
Fish found in this river
Open a linked fish for detailed measurements, or use the map filter above to compare survey locations.
| Fish | Sites | Most recent | Fish counted | Measured length | Measured weight |
|---|---|---|---|---|---|
| 3-spined sticklebackGasterosteus aculeatus | 2 | 2015 | 108 | Median: 4.8 cm8 fish measuredLargest measured 3-spined stickleback: 5.5 cm | — |
| BullheadCottus gobio | 2 | 2015 | 68 | Median: 6.8 cm20 fish measuredLargest measured bullhead: 8.7 cm | — |
| PerchPerca fluviatilis | 2 | 2003 | 12 | Median: 12.8 cm12 fish measuredLargest measured perch: 15.7 cm | — |
| Brown / sea troutSalmo trutta | 1 | 2015 | 29 | Median: 16.1 cm28 fish measuredLargest measured brown / sea trout: 30.6 cm | — |
| Brook lampreyLampetra planeri | 1 | 2012 | 20 | — | — |
| Common breamAbramis brama | 1 | 2003 | 18 | Median: 13.9 cm18 fish measuredLargest measured common bream: 21.5 cm | — |
| DaceLeuciscus leuciscus | 1 | 2003 | 5 | Median: 17.3 cm5 fish measuredLargest measured dace: 23.9 cm | — |
| European eelAnguilla anguilla | 1 | 1992 | 2 | — | — |
| GudgeonGobio gobio | 1 | 2003 | 5 | Median: 11.3 cm5 fish measuredLargest measured gudgeon: 11.9 cm | — |
| PikeEsox lucius | 1 | 2003 | 1 | Recorded length: 17.9 cm1 fish measured | — |
| RoachRutilus rutilus | 1 | 2003 | 444 | Median: 16.3 cm50 fish measuredLargest measured roach: 23.7 cm | — |
EA surveys have recorded these fish at particular sites and times. Absence from a survey is not evidence that a species is absent from the river. Every valid individual length and weight is retained, with its sample size shown.
Useful context
This page follows survey locations along the main Back Brook. Tributaries and unrelated rivers with similar names are kept separate.
The map shows past fish records, not fishing access or a promise of what you’ll catch today.
How RiverFish handles the data →